Greg Kihlström was recently interviewed for the Experience by Design podcast and the following is an article based on that interview, along with a link to the podcast interview.

The philosophical theory of empiricism states that all knowledge about the world is derived from sensory experiences. The development of empiricism comes from the larger question of how do we come to have knowledge in general, or what is known as epistemology. Empiricism emphasizes that all evidence needs to be derived through scientific exploration, often in the form of experiments. This led to the development of the scientific method. For anyone who has taken a research methods class, the scientific method still is emphasized as the primary way to conduct empirical research. Only in this way can we compare our observations of the external world against what is demonstrated through empirical (and presumably unbiased) investigation.

Read the rest on the Ethno Analytics blog